The O-Ring, cataloged under National Stock Number 5331-01-309-2484, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Carrier Commercial Refrigeration, Inc. Dba Taylor Company Div Taylor Company, a Division of Carrier Commercial Refrigerati. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Carrier Commercial Refrigeration, Inc. Dba Taylor Company Div Taylor Company, a Division of Carrier Commercial Refrigerati (CAGE 4RLQ0) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-309-2484 |
| Primary Part Number | X33928 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Carrier Commercial Refrigeration, Inc. Dba Taylor Company Div Taylor Company, a Division of Carrier Commercial Refrigerati |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| X33928 PRIMARY | Carrier Commercial Refrigeration, Inc. Dba Taylor Company Div Taylor Company, a Division of Carrier Commercial Refrigerati (USA) |
| Reference | Meaning |
|---|---|
| X33928 | 3/9 Design control — primary reference U.S. Government activity |
| X25341 | 5/9 Secondary reference U.S. Government activity |
NSN 5331-01-309-2484 is a O-Ring, manufactured by Carrier Commercial Refrigeration, Inc. Dba Taylor Company Div Taylor Company, a Division of Carrier Commercial Refrigerati, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-309-2484 has 1 manufacturer part number on file: X33928 (Carrier Commercial Refrigeration, Inc. Dba Taylor Company Div Taylor Company, a Division of Carrier Commercial Refrigerati).
1 possible match (shared part number, not a government interchangeability claim): 4130-01-337-4641. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.